The hovercraft that redefined how armies reach the shore

Wars & Conflicts · Published 16 October 2026 Swipe more like this →

In short: Traditional landing craft are bound by the tide and the terrain. The LCAC changed the rules of amphibious warfare by trading wheels and hulls for a cushion of air. It allows the U.S. Navy to move massive cargo and troops across water and land with unprecedented speed and versatility.

The Landing Craft, Air Cushion (LCAC) represents a leap from the tracked Landing Vehicle, Tracked (LVT) designs of the past. While earlier vehicles were limited by the physical friction of the ground or the buoyancy of the water, the LCAC utilizes air-cushion technology to glide over both. This allows it to transport weapons systems, equipment, and personnel from ships to the shore and across the beach, bypassing many traditional geographical obstacles. The path to the LCAC was paved by competitive prototyping in the late 1970s. Two primary designs emerged: JEFF A, featuring four rotating ducted propellers, and JEFF B, which utilized two ducted rear propellers. While JEFF A was eventually diverted to Arctic oil drilling support, JEFF B was selected in 1981 as the foundation for the LCAC. Production models eventually swapped the original engines for four more powerful TF40B engines to meet the demands of naval operations. The procurement of the LCAC was a massive logistical undertaking. Between 1982 and 1993, the U.S. defense budget authorized the production of 91 craft. Textron Marine & Land Systems eventually became the primary builder, with the final craft delivered in 2001. Today, while many have been decommissioned for cost reasons, the remaining active fleet continues to operate from various amphibious ships equipped with well decks, such as the Wasp and San Antonio classes. The vehicle is currently slated to be replaced by the Ship-to-Shore Connector (SSC).

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